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C語言_用if```else語句解決獎金發放問題

#include<stdio.h>
#include<stdlib.h>
/*企業發放的獎金根據利潤提成,發放規則如下:
利潤(I)低于或等于10萬元時,獎金可提10%;
利潤高于10萬元,低于20萬元時,低于10萬元的部分按10%提成,高于10萬元的部分,可可提成7.5%;
20萬到40萬之間時,高于20萬元的部分,可提成5%;
40萬到60萬之間時高于40萬元的部分,可提成3%;
60萬到100萬之間時,高于60萬元的部分,可提成1.5%,高于100萬元時,超過100萬元的部分按1%提成。
從鍵盤輸入當月利潤I,求應發放獎金總數?*/

int main()
{
    long int gain;
    int prize1, prize2, prize4, prize6, prize10, prize = 0;
    puts("*************************************");
    puts("*      The program will solve       *");
    puts("* the problem of prize distribution *");
    puts("*************************************");
    puts("please input the num of gain:");
    scanf_s("%ld", &gain);
    prize1 = 100000 * 0.1;
    prize2 = prize1 + 100000 * 0.075;
    prize4 = prize2 + 200000 * 0.05;
    prize6 = prize4 + 200000 * 0.03;
    prize10 = prize6 + 400000 * 0.015;
    if (gain <= 100000)
        prize = gain*0.1;
    else if (gain <= 200000)
        prize = prize1 + (gain - 100000)*0.075;
    else if (gain <= 400000)
        prize = prize2 + (gain - 200000)*0.05;
    else if (gain <= 600000)
        prize = prize4 + (gain - 400000)*0.03;
    else if (gain <= 1000000)
        prize = prize6 + (gain - 600000)*0.015;
    else
        prize = prize10 + (gain - 1000000)*0.01;
    printf("The prize is :%d\n", prize);
    getchar();
   system("pause");
    return 0;
}           

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